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Sr. Software Engineer, Backend

At Acorns, our mission is to look after the financial best interests of the up-and-coming, beginning with the empowering, proud step of micro-investing. How do we accomplish our mission? Our values. Lead With Heart - With compassion, integrity, and tenacity, inspire yourself and others to m ...

Senior Software Engineer, CodeQL

Locations Remote, United Kingdom. Overview GitHub is the world’s leading AI‑powered developer platform, powering code development for over 180 million developers and 77 000 organisations. The Code Scanning team works on detection and remediation engines that protect software fro ...

Senior Software Engineer, Backend

Hi, I'm Paul, VP of Engineering at Customer.io. We're looking for experienced backend engineers who care deeply about reliability, performance, and scalability. You'll design, build, and evolve the systems that power communication at massive scale - while helping us push the boundaries of what great engine ...

Control Systems Software Engineer

UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes RELOCATION ASSISTANCE: Relocation assistance may be available. CLEARANCE TYPE: UK-Security Check (SC) TRAVEL: Yes, 10% of the Time Define Possible at Northrop Grumman UK At Northrop Grumman UK, our mission is to solve ...

Senior Controls Software Engineer

Overview Are you passionate about automation and looking to lead cutting-edge projects in a collaborative, multi-disciplinary environment? Our client, 3P Innovation, are a leader in automated machinery for the pharmaceutical, medical device, and FMCG industries, and they are seeking a Senior Cont ...

Staff Software Engineer Ruby

Staff Software Engineer - Ruby - About Legend At Legend, we're building next-level player experiences. With 20+ years of proven success we’re the world's leading Sports and Gaming marketing company. Our people are our edge. 600+ sharp, ambitious Legends across 22+ countries who move fast, learn qui ...

Senior Software Engineer, JAX

Overview NVIDIA is hiring senior engineers to develop its AI platform and more specifically its performance optimizations in deep learning frameworks using JAX, a tool that can differentiate between Python control code and NumPy code. Our goal is to deliver a polished, fast, modular and coordinat ...

Software Engineer (Rust) Cambridge

This includes work in areas such as: RISC-V firmware and driver development. Software hardening and security tools. Embedded operating systems (in Rust and C). Compilers, code generators, and linters. Simulators and emulators (e.g. QEMU). Elec ...

Lead Agentic Software Engineer

At Scott Logic,wehave a reputation for world-class software engineering.We are trusted by some of the world’s leading organisations to buildreliable,high-performance, business-critical solutions. Thanks to Agentic and GenAI, clients want us to help them unlock the productivity benefits ofag ...

Team Manager, Software Engineer

Team Manager, Software Engineering Division: Assessment & Qualifications Delivery Location: United Kingdom About Pearson Qualifications We are the UK's largest awarding body and we are regulated by Ofqual (England), CCEA Accreditation (Northern Ireland) and Qualifica ...

Commissioning Engineer (Software Developer)

In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family‑friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development ...

Senior Software Engineer (Android)

*this role is open to remote working within the UK. Successful candidates will be required to travel to their closest UNiDAYS campus (London or Nottingham) on occasion. The role in a nutshell A Senior Software Engineer in UNiDAYS is a hands-on so ...

Senior Software Engineer II

Staff Software Engineer - Sustainability Remote - UK ID:JR10501 (for internal use only) Who we are Samsara (NYSE: IOT) is the pioneer of the Connected Operations Cloud, which is a platform that enables organizations that depend on physical operations to harness Int ...

Software Engineer AI SDK

United States or Canada - Remote Opportunity About Us Temporal is an open source programming model that can simplify code, make applications more reliable, and help developers focus on the important things like delivering features faster. We are on a mission to be the reliable foundation ...

Principal Software Engineer (AI)

Bring more to life. At IDBS, one of Danaher’s ( 15+ operating companies, our work saves lives—and we’re all united by a shared commitment to innovate for tangible impact. IDBS helps BioPharma organizations unlock the potential of AI/ML to improve ...

Staff Software Engineer Sustainability

Who we are Samsara (NYSE: IOT) is the pioneer of the Connected Operations™ Cloud, which is a platform that enables organizations that depend on physical operations to harness Internet of Things (IoT) data to develop actionable insights and improve their operations. At Samsara, we are helping impr ...

Software Engineer Exchange C++

Building the Future of Crypto Our Krakenites are a world-class team with crypto conviction, united by our desire to discover and unlock the potential of crypto and blockchain technology. What makes us different? Kraken is a mission-focused company rooted in crypto ...

Senior Software Engineer (.net)

We're Civica and we make software that helps deliver critical services for citizens all around the world. From local to state government, to education, to health and care, over 5,000 public bodies across the globe use our software to help provide critical services to over 100 million citizens. Why ...

Software Engineer – Trading Systems

Build and maintain low-latency trading applications used across multiple asset classes. Collaborate with traders and operations to enhance order management workflows. Strong Java or C++ development skills 5+ yrs experience with trading systems ( ...

Software Engineer in Test

I am working with a client searching for a Software Engineer in Test that will be based remotely, but working with an existing Engineering Team. This position offers huge growth potential as you will be responsible for the full product testing systems, across multiple functions and key parts for the operat ...

Senior Software Development Engineer

About Us at GoCardlessGoCardless is a global bank payment company. Over 100,000 businesses , from start-ups to household names, use GoCardless to collect and send payments through direct debit, real-time payments and open banking.GoCardless processes US$130bn+ of payments annually, across 30+ cou ...

Software Engineer (Mid Level)

About Triptease Triptease is a travel‑tech company that helps hotels thrive in a digital world dominated by Online Travel Agents. Our products empower hotels to increase direct bookings, regain profitability, and build closer relationships with their guests. With over £1 billion in direct revenue ...

Senior PHP Software Engineer

Get AI-powered advice on this job and more exclusive features. We’re on the lookout for a talented and experienced Senior PHP Software Engineer /Team Lead to join our team. You’ll play a pivotal role in solving technical challenges, developing new features, and ensuring the smooth operation of our ...

Software Engineer UK Citizen

We are PSI Services. We power world leading tests. Delivered with trusted science and the very best test taker experience. PSI supports test-takers on their journey to pursuing dreams and gaining certifications that are important to them. They believe that their dreams are worth working for; that their dreams ...

Full Stack Software Engineer

Please be aware although we are a remote organisation we do require candidates to reside in the UK. Location: Remote (UK)Work pattern: Full time, 40 hours per week Reporting to: CTO About the Role We are seeking a high-calibre Full-Stack ...

Software Engineer Devi Technologies

What You’ll Be Working On:️ Designing, coding, testing, and deploying scalable and maintainable software applications️ Collaborating with cross-functional teams to gather requirements and deliver high-quality solutions️ Participating in code reviews and contributing to continuous improvement of d ...

Lead Software Engineer (eDV)

Aker Systems was founded in 2017 by a team of experienced technology professionals who recognised an opportunity to provide highly secure enterprise data platforms to large organisations. We build and operate ground‑breaking, ultra‑secure, high performance, cloud‑based data infrastructure for the enterpris ...

Senior Research Software Engineer

ABOUT THE COMPANY Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enab ...

Quantum Software Engineer QEC

ABOUT THE COMPANY Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enab ...

Senior Software Engineer NEW

We’re not just building better tech. We’re rewriting how data moves and what the world can do with it. With Confluent, data doesn’t sit still. Our platform puts information in motion, streaming in near real-time so companies can react faster, build smarter, and deliver experiences as dynamic as the world a ...

Staff Software Engineer (Platform)

Who we are At Fortis Games we aspire to make great games that bring people together while redefining how game companies work. We believe in building a sense of belonging through our games, their communities, and how we operate and treat each other. Through our game communities, we will crea ...

Principal Software Engineer Personalisation

Principal Software Engineer - Personalisation United Kingdom Be the First to Apply Job Description As a Principal Engineer at M&S, you’ll play a critical role in shaping our technical direction and delivering against our strategic goals. Acting as a senior technical lead ...

Lead Systems Software Engineer

Core Responsibilities Design, implement, test, and maintain the XenServer control plane (XAPI) using OCaml. Research, develop, and implement performance optimizations across the XenServer software stack. Define, collect, and analyze performance metrics to provide visibil ...

Software Engineer (JVM + Blockchain)

Overview About Revolut People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products — including spending, saving, investing, exchanging, travelling, and more — help our ...

Software Engineer (Data & AI)

Polar Analytics: The All-in-One Data Platform for Consumer Brands ❄️ Polar Analytics simplifies data so brands can make smarter, faster decisions without the complexity of traditional tools. Powerful yet user-friendly, it gives DTC brands the insights they need to scale profitably. ...

Software Development Engineer III

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success. Why Join Us? <p ...

Software Engineer Maths & Systems

Location: Any Siemens location worldwide. Experience level: Experienced Professional. Job type: Full-time. Work mode: Hybrid (Remote/Office). Employment type: Permanent. We are Siemens Siemens Digital Industries Software is a leading provider of solutions f ...

Senior Software Engineer, Elasticsearch

About GitHub GitHub is the world’s leading platform for agentic software development — powered by Copilot to build, scale, and deliver secure software. Over 180 million developers, including more than 90% of the Fortune 100 companies, use GitHub to collaborate, and more than 77,000 organisations ...

Software Engineer (Test & Verification)

## Software Engineer (Test & Verification)Applylocations: Bicestertime type: Full timeposted on: Posted 5 Days Agojob requisition id: JR Evolito’s mission is to accelerate the adoption of electric propulsion in aerospace applications in support of a net-zero world. We will help to revolutionise personal ...

Senior Software Engineer, CodeQL

Locations Remote, United Kingdom. Overview GitHub is the world’s leading AI‑powered developer platform, powering code development for over 180 million developers and 77 000 organisations. The Code Scanning team works on detection and remediation engines that protect software fro ...

Senior Software Engineer Sensors

SRT Marine Systems plc (SRT) is a market leader in the domain of international marine surveillance technology and systems. We are a respected, established, and an ambitious multi‑national company headquartered in the UK with a global customer base. The company has a worldwide impact in the marine sector by ...

Senior Software Engineer UK

Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start-ups and large enterprise customers. Nscale enables AI-focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities ...

Senior Software Security Engineer

Job Summary Senior Software Security Engineer – Remote. Responsible for analysing software designs, implementations, and security controls throughout the software development lifecycle (SDLC). Focus on threat modelling, secure design, testing, vulnerability management, and DevSecOps integration. < ...

Senior Software Engineer, CodeQL

Locations Remote, United Kingdom. Overview GitHub is the world’s leading AI‑powered developer platform, powering code development for over 180 million developers and 77 000 organisations. The Code Scanning team works on detection and remediation engines that protect software fro ...

Senior Software Engineer (Contract)

Role: Senior Software Engineer (Contract) Location: Fully Remote (UK) We’re looking for an experienced Senior Software Engineer (Contract) to join on an interim basis and drive performance improvements across our applications and infrastructure. You’ll be responsible for identif ...

Senior Staff Software Engineer

Senior/ Staff/ Principal Software Engineer | High-frequency trading (HFT) We're also looking for PhD Researchers, Quantitative Modellers & ML Experts. We’re looking for experienced individual contributors (IC) to join a high impact HFT team, voted one of the best places to work (showcased ...

Senior Software Engineer II

We’re not just building better tech. We’re rewriting how data moves and what the world can do with it. With Confluent, data doesn’t sit still. Our platform puts information in motion, streaming in near real-time so companies can react faster, build smarter, and deliver experiences as dynamic as the world a ...

Senior Software Engineer NEW

We’re not just building better tech. We’re rewriting how data moves and what the world can do with it. With Confluent, data doesn’t sit still. Our platform puts information in motion, streaming in near real-time so companies can react faster, build smarter, and deliver experiences as dynamic as the world a ...

Senior Software Engineer, Brokerage

About Paxos Today's financial infrastructure is archaic, expensive, inefficient and risky — supporting a system that leaves out more people than it lets in. So we’re rebuilding it. We’re on a mission to open the world’s financial system to everyone by enabling the instant movement of any ...

Senior Software Engineer, JAX

Overview NVIDIA is hiring senior engineers to develop its AI platform and more specifically its performance optimizations in deep learning frameworks using JAX, a tool that can differentiate between Python control code and NumPy code. Our goal is to deliver a polished, fast, modular and coordinat ...

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    Java Software Engineer Cloudnative Microservices Devops Jobs in United Kingdom Job Search Guide, Trends and Insights